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colleen colleen
wrote...
Valued Member
Posts: 17077
9 years ago
Caffeine promotes wakefulness because it is a(n)
a. adenosine antagonist.
b. GABA agonist.
c. GABA antagonist.
d. adenosine agonist.
e. norepinephrine antagonist.
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Sunshine ☀ ☼
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Answer accepted by topic starter
ThePsychicThePsychic
wrote...
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Posts: 11223
9 years ago
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